Shun P. Li

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Upper Darby, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for the preparation of a theophylline sustained release phar...
- Patent number 5,026,709
- Issue date Jun 25, 1991
- Rorer Pharmaceutical Corporation
- Richard J. Harwood
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE